Operation Manual

22 TECHNICAL DATA 132
22.10 Carburetor
22.10.1 125 XC‑W EU
Carburetor type MIKUNI TMX 38
Carburetor identification number TMX 38 77
Needle position 3rd position from top
Jet needle 6BFY44‑73 (6BFY43‑73)
Main jet 480 (470, 490, 500, 520)
Idling jet 45 (42.5)
Starting jet 80
Needle jet R‑8
Idle air adjusting screw
Open 2 turns
Throttle slide 4
22.10.2 150 XC‑W US
Carburetor type MIKUNI TMX 38
Carburetor identification number TMX 38 79
Needle position 3rd position from top
Jet needle 6BFY43‑74 (6BFY44-74, 6BFY42‑74)
Main jet 480 (470, 490, 500)
Idling jet 40 (37.5/42.5)
Starting jet 80
Needle jet S‑1
Idle air adjusting screw
Open 1.5 turns
Throttle slide 4
22.10.3 250 EXC EU, 250 EXC AU, 250 EXC Six Days EU
Carburetor type MIKUNI TMX 38
Carburetor identification number TMX 38 78
Needle position 1st position from top
Jet needle 6BFY43‑74 (6BFY43‑73, 6BFY43‑72, 6BFY44‑72,
6BFY44‑73)
Main jet 100 (430, 440, 450, 460)
Idling jet 17.5 (35/37.5/40)
Starting jet 50 (80)
Needle jet R‑8
Idle air adjusting screw
Open 2 turns
Throttle slide 4
Slide stop Present
22.10.4 250 XC‑W US
Carburetor type MIKUNI TMX 38
Carburetor identification number TMX 38 80
Needle position 3rd position from top
Jet needle 6BFY43‑72 (6BFY44-72, 6BFY44-73, 6BFY43‑73)
Main jet 440 (430, 450, 460)
Idling jet 40 (35/37.5)
Starting jet 80
Needle jet R‑8